Portion of truck cowl hood



FIG. 1 is a top plan view of the portion of truck cowl hood forming a part of the present design;

FIG. 2 is a front view forming a part of the present design;

FIG. 3 is a perspective right side view forming a part of the present design, a corresponding left side being a mirror image thereof; and,

FIG. 4 is a rear view of the portion of the truck cowl hood forming a part of the present design.

The hood portions shown in broken lines are for illustrative purposes only and form no part of the claimed design; 

The ornamental design for a portion of truck cowl hood, as shown and described. 